// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_COMMAND_BUFFER_CLIENT_SHARED_MEMORY_LIMITS_H_
#define GPU_COMMAND_BUFFER_CLIENT_SHARED_MEMORY_LIMITS_H_

#include <stddef.h>

namespace gpu {

struct SharedMemoryLimits {
    int32_t command_buffer_size = 1024 * 1024;
    uint32_t start_transfer_buffer_size = 1 * 1024 * 1024;
    uint32_t min_transfer_buffer_size = 1 * 256 * 1024;
    uint32_t max_transfer_buffer_size = 16 * 1024 * 1024;

    static constexpr uint32_t kNoLimit = 0;
    uint32_t mapped_memory_reclaim_limit = kNoLimit;

    // These are limits for contexts only used for creating textures, mailboxing
    // them and dealing with synchronization.
    static SharedMemoryLimits ForMailboxContext()
    {
        SharedMemoryLimits limits;
        limits.command_buffer_size = 64 * 1024;
        limits.start_transfer_buffer_size = 64 * 1024;
        limits.min_transfer_buffer_size = 64 * 1024;
        return limits;
    }
};

} // namespace gpu

#endif // GPU_COMMAND_BUFFER_CLIENT_SHARED_MEMORY_LIMITS_H_
